Cooler box



FIG. 1 is a top, front, right side perspective view showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a top, rear, left side perspective view of the cooler box with the strap stored on the side;

FIG. 9 is a top, rear, left side perspective view of the cooler box in a folded configuration; and,

FIG. 10 is a bottom, right side perspective view of the cooler box in an open configuration with the lid and the bottom unzipped. 

CLAIM The ornamental design for a cooler box, as shown and described. 